South Plainfield

Population

23,965 (2020)

Type

Borough

Area

8.3 sq mi (21.49 km²), 0.03 sq mi water

Median age

40.2

Households

7,873

Persons per household

2.9

Median household income

$100,573

Average house value

$333,200

Businesses

1,067

Employees

22,500

Government

BOROUGH OF SOUTH PLAINFIELD

Government office

2480 PLAINFIELD AVE, SOUTH PLAINFIELD, NJ 07080